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. 2024 Jun 17;14(27):19428–19445. doi: 10.1039/d4ra03404j

Equilibrium constant Kads and standard free energy change Inline graphic of adsorption of the DMIH compound on low-carbon steel in 0.5 mol L−1 HCl at different temperatures.

Temperatures (K) Slope Intercept × 10−5 K ads × 10−3 (mol−1) Inline graphic (kJ mol−1) R 2
298 1.19 77.5 1291.6 27.7 0.9999
308 1.28 90.1 1108.7 26.9 0.9999
318 1.31 91.3 1095.3 26.8 0.9999
328 1.39 45.2 2203.1 28.5 0.9999